TY  - BOOK
AU  - Torgerson,Warren S.
TI  - Theory and methods of scaling
SN  - 0471879452
U1  - 152.83 21
PY  - 1958///].
CY  - New York: 
PB  - John Wiley & Sons, 
KW  - Psychometrics
N1  - Includes bibliography and index
ER  -